TW394675B - Automatic inflatable air cushion - Google Patents

Abstract

The present invention is an automatic inflatable air cushion posited appropriately at the middle layer of the sole. The pressurization chamber of the air cushion comprises an independent inflatable chamber protruding above the middle layer of the sole. On the surface of the inflatable chamber have an outward air hole and a guide pipe connecting the inflatable chamber to the lateral support chamber. The support chamber has 3-dimensional hollows for filling fluid before inflated with air. Further more, the guide pipe has a unidirectional valve, and an air-releasing valve at the end. To attain the purpose of air inflation, the user steps hard downward to induce the inflatable chamber first sink inward and press air into the support chamber via the pipe and unidirectional valve, then suck the external air into the inflatable chamber via the air hole.

Description

_Case No. 85107315_ Amendment of the Year and Month_ V. Description of the Invention (1) Background of the Invention: The present invention is an air cushion that can be automatically inflated, especially an air cushion provided with an independent inflation chamber and a support air chamber. There is a communicating pipe between the pipes, a one-way valve is provided in the pipe, and an air hole is provided on the inflation chamber, so that the air cushion can be stepped on by the sole of the foot, so that the external gas flows into the air hole in the inflation chamber. To achieve the purpose of automatic inflation. Known technology: According to the conventional air cushion, it is an air cushion body that is integrally formed and has a three-dimensional hollow structure. The air cushion body is provided with a plurality of air chamber groups containing many small air chambers. An interconnected tubular channel is provided with an air nozzle protruding from the side of the sole. When this device is in use, it is necessary to carry a pump at any time, and the gas is filled into the air cushion through the nozzle through the pump. Insufficient air pressure in each air chamber in the air cushion will not only often lead to the inability to carry the pump but will not be able to inflate, and if the pressure in the air cushion is too high, it cannot be adjusted to cause discomfort to the user. Summary of the Invention: In order to improve the various shortcomings of the conventional device, the inventor has upheld many years of experience in the industry, and after many continuous efforts of research and experimentation, he has finally developed and designed an air cushion that can be automatically inflated according to the present invention. It is an object of the present invention to provide an air-fillable air cushion. The air-cushion may further include a pressurized air chamber provided with a separate air chamber. The surface of the air chamber may be provided with an appropriate air hole. There is a pipe connected to the outer support air chamber, and a check valve is provided in the pipe to

_Case No. 85107315_ Modification of Year and Month_ V. Description of the invention (2) When the user presses down, the inflatable chamber protruding on the midsole of the shoe sole will be recessed inward, and at the same time, the gas outside can be borrowed from the inflatable chamber. The indentation causes a differential pressure from the atmospheric pressure, and then quickly flows from the air holes in the inflation chamber into the inflation chamber, and is transported by the pipeline through the check valve to the support air chamber or pressurized air chamber. When the pressurized gas enters the support, After the air chamber, it can support the feet with appropriate pressure, and alleviate the impact force on the feet. When the gas in the air cushion is saturated, the inflatable chamber cannot continue to operate, so as to achieve the purpose of automatic inflation.

Another object of the present invention is to provide an automatically inflatable air cushion, in which a pressure relief valve or a pressure regulating chamber is provided at an appropriate place of the pipeline, so that the air cushion can be adjusted by adjusting the adjustment lever of the pressure regulating chamber or pressing the pressure relief valve. Part of the gas flows out to adjust the pressure of the support air chamber, so that the pressure of the support air chamber is maintained at a proper value, and can respond to the needs of various movements, so that the entire foot can be smoothly pressed against the air cushion.

Another object of the present invention is to provide another automatically inflatable air cushion, wherein the inflation chamber is connected with a preset pressurized air chamber by a pipeline, and at least one of the pipeline is provided to control the flow of the inflation chamber to the pressurization. A check valve for the air chamber. The pressurized air chamber is further connected to the support air chamber by a pipe. At least one check valve that controls the flow of the pressurized air chamber to the support air chamber is also provided in the pipe. The differential pressure between the inflation chamber and the atmospheric pressure caused by the inward depression of the inflation chamber, and the rapid flow from the air holes in the inflation chamber into the inflation chamber, and the pipeline through the check valve to the pressurized air chamber, when the pressurized gas enters the pressurization After the air chamber at this time, because the support air chamber is also under external pressure, the pressurized gas inside the pressurized air chamber cannot temporarily enter the support air chamber, and after the pressure from the support air chamber is released, the pressure inside the pressurized air chamber is increased. The pressurized gas is delivered to the support air chamber through the pipeline between the pressurized air chamber and the support air chamber and a check valve placed inside it.

Page 5 _Case No. 85107315_ Year Month and Day_ Five. Description of the invention (3) The supporting air chamber should have a proper pressure to support the feet. Ming > Say step i. Mingyi: Send and issue this book to the staff committee to check and review your work, and make special and recognizable, detailed, detailed, and detailed examples. : The structure of the bill is clearly stated in the diagram. The illustration is intended to show the actual situation, and the other issue is clearly issued. The original version is shown in the figure.

A

The structure of the diagram A is shown in the diagram 1

Intentional Acting Section A Diagram Indicating As Section A ο IX IA ο lx Construction-Another Mingfa version is shown in Figure C Four Figures is shown in Figure D Figure IA Four Five Five is constructed one structure another Ming Invention of the invention

Figure D shows the sectional view D and the drawing intention is shown in the figure. Figure 1 shows the sectional view of the ιϋ'ΙΑ D- 室 -1 ϋPressure A _—1 / 1—I. The figure of the key to the room. Charge to the main branch S early

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Case No. 85107315 Amendment V. Description of the invention (4) Pressurized air chamber 6 Pressure regulating air chamber 301 Pressure relief valve 103; tm Refer to the figure, including support air chambers 1, 6, and pressure regulating air chamber 301 As shown in the figure 1, the support air chamber 1 is provided with small air holes 3 1 which are also hollow, and the appropriate place on the pipe 33 and 2 2 is the middle of the chamber 10. The support air flows to the main air chamber. Please support the air chamber. The air chamber is equipped with an appropriately large pipe 33 and the pipe is inflated. The present invention is a structure of an auto-inflatable gas-filled inflatable chamber 10, one-way valves 101, 102, |, and a pressure relief valve 103. On the air cushion 1A, an appropriate space 2 1 is provided in a hollow branch inside, and an inflatable chamber 10 in the space 21 is provided. The inflatable chamber 10 is provided with a device adjacent to the support air chamber 1 and communicated with it. There is a pipe 22 connected to the inflation chamber 10, and a check valve 1 〇1 is provided. The check valve 1 01 can prevent the gas in the chamber 1 from flowing back, and the pipe 2 2 is provided with a bubble pressure valve 1 0 on one side. 3. Please refer to the second figure, the air cushion 1 A of the present invention may also be provided with independent support air chambers 1 and inflatable chambers 10, among which, a duct 22 is provided beside the support air chamber 1, and the duct 22 is appropriate. A non-return valve 101 is installed inside, and a passage 34 extending outward to the inflation chamber 10 is provided on the pipe 22, so that the inflation chamber 10 can communicate with the support air chamber 1 through the passage 3 4 and A protruding pressure relief valve 103 is provided on the end of the chamber 1. Please refer to the third figure. In use, the air cushion 1 A of the present invention can be installed in the pressurized air chamber 6 of the shoe body, and the inflation chamber 10 can be exposed in the preset hole of the pressurized air chamber 6 In 61, when the user presses his foot down, the inflatable chamber 10 in the hole 6 1 in the pressurized air chamber 6 will follow the pressure exerted by the sole of the foot.

Page 7_Case No. 85107315 V. Description of the invention (5) The correction is made to inwardly, so that the outside air can pass the pressure in the inflation chamber 10 less than the differential pressure formed by the atmospheric pressure, and quickly pass through the air holes in the inflation chamber 10 31 flows into the inflatable chamber 10, and at the same time, the inflatable chamber 10 can gradually return to the original state by the inflowing gas, so that the edge of the inflatable chamber 10 can abut against the insole or sole, and the air hole 31 is blocked. The gas will not flow out, and the tritium gas can be transported to the support air chamber 1 through the check valve 101 through the pipeline 22, so that the support air chamber has a proper pressure to support the feet and alleviate the impact force on the feet.

Furthermore, if the user keeps pressing down and the gas in the air cushion has reached saturation, the inflatable chamber 10 can be stretched by supporting the air chamber 1, so that the pressure applied by the foot will not put pressure on the inflatable chamber 1. 0, so that the inflatable chamber 10 cannot continue to operate. In addition, the user can adjust the pressure in the supporting air chamber 1 by the pressure relief valve 1 0 3 on the pipe 22 according to the needs of different sports, so that the entire foot can be leveled. The regulator is resting on the air cushion. Please refer to the fourth, fourth A, and fourth C diagrams. The outside air enters the inflatable chamber 10 through the air hole 31. When the user's feet put pressure on the inflatable chamber 10, the air hole 31 is first sealed and the inflatable chamber 10 is further compressed. , Forcing the plenum 10 to sag and pressurizing the gas in the plenum 10 to the pressure regulating air chamber 301 through the pipe 3b (as shown in the fourth C diagram)

(Shown), and enters the pressurization_air chamber 6 through the check valve 1 01. The pressurized air chamber 6 is placed in another position that is not pressurized at the same time as the inflation chamber 10 or the support air chamber 1 to ensure the foregoing. The compressed outer gas inside the inflation chamber 10 can enter the pressurized gas chamber 6, and then after the support air chamber 1 is not masculine, it enters the support air chamber 1 through the check valve 102 and the pipe 3a, so that the air cushion has Automatic inflation function. In short, please refer to Figure 4B_camp 丨 The inflatable chamber 10 can also be folded approximately 180 degrees and stacked in the recess 10a of the supporting air chamber ft preset, and

Page 8 ___ Case No. 85107315 V. Description of the invention (6) Name Amendment The air hole 31 provided in the inflatable chamber 10 is facing upward, and the function of automatic inflation is performed as described above. Please refer to Figures 5 and 5A. A pressure regulating rod 3 0 1 1 is placed in the pressure regulating air chamber 3 0 1. The structure of the pressure regulating rod is a hollow rod with a preset surface on it. The groove 54 and the through-hole 52 communicate with the hollow pipe 53 and communicate with the outside world. The groove 54 and the through-hole 52 correspond to the pressure regulating and dividing chamber 51, the check valve 101, and the pipe 3a. When the pressure regulating rod 3 0 1 is rotated, At 1 o'clock, the following different situations can be determined to adjust the filling pressure of the pressurized air chamber 6 and the support air chamber 1 by the inflation chamber 10; When the pipeline 3a is not in communication with the through hole 52, the pressurized gas in the inflation chamber cannot enter the The pressure of the compression chamber 6 and the support chamber 1 is no longer increased.

When the pipeline 3a, the through-hole 52 and the pressure regulating and dividing chamber 51 communicate with each other through the hollow pipe 'channel 5 3, the gas pressure entering the pressurized gas chamber 6 can be determined by the volume of the pressure regulating and dividing chamber 51; The internal volume of the chamber 10 is A, and the internal volume of the pressure-regulating sub-chamber 51 is B. Further, it is assumed that the internal volume of the compression chamber 10 after compression is C. According to the gas law, it can be known that the internal gas of the compression chamber 10 is compressed. The pressure is Pb = PaA / B + C. Therefore, when the volume B inside the pressure regulating and dividing chamber 51 is larger, the value of the gas pressure Pb entering the pressurized gas chamber 6 is smaller. 'Among them, V = pressure T = absolute temperature and Pi Vi is the pressure and volume of the first state (uncompressed) under the assumption of constant temperature; P2V2 is the pressure of the second state (compressed) under the assumption of constant temperature. And volume; In addition, Pa refers to the absolute pressure (ie, atmospheric pressure) of the inflation chamber 10 before the pressure is about 14.7 PSI;

_ Case No. 85107315 V. Description of the invention (7) After the correction and Pb is the pressure of the foot, the air bleed hole in the inflatable chamber 10 is sealed, and it is assumed that the gas has not entered the pressure before the pressurized gas chamber 6, so once the foot After leaving the air cushion inflation chamber 10, the atmospheric pressure makes up the pressure difference in the inflation chamber 10 through the air introduction hole 31, and the pressure inside the inflation chamber 10 returns to Pa. When the pipe 3C, the through hole 52 and the inflatable chamber 10 communicate with each other through the hollow pipe 53, the gas extruded from the inflatable chamber 10 is directly directed to other areas requiring enhanced ventilation circulation through the pipe 3C, so that the air cushion la has the function of automatic inflation. Outside has the function of air conditioning. In summary, the automatic inflatable air cushion of the present invention has great industrial use value, and can improve various shortcomings of conventional technology. It can improve efficiency in use, is practical, and fully meets the invention patent. The essential element is an ideal creation. Therefore, the applicant has applied for an invention patent application to the Bureau in accordance with the provisions of the Patent Law, and urges that the patent in this case be granted as soon as possible.

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Claims (1)

_ Case No. 85107315_ Amendment of the month of the year_ 6. Application for Patent Scope 1. An auto-inflatable air balloon is composed of two or more air chambers, which include:-a support air chamber, which is provided before inflation. The shape of the three-dimensional space is hollow and can be filled with a fluid body. The body is connected to a gas-filled chamber by a pipe, and the body can have a preset cavity for the gas-filled chamber to hold 9 gas-filled chambers, which are hollow. It can be recessed to change the volume of the body, and a pipe communicating with the support air chamber is connected at the periphery of the body; at least one non-return valve is installed in the pipe to make the pressure flow from the inflation chamber to the support air chamber The gas will not return to the plenum. 2. The automatic inflatable air cushion as described in item 1 of the scope of patent application, wherein the inflatable chamber is installed in the space reserved for the supporting air chamber. 3. As described in item 1 of the scope of the patent application, the air cushion that can be automatically inflated can be separated from the support air chamber, and is an independent hollow body. 4. The air cushion that can be automatically inflated as described in item 1 of the scope of patent application, wherein an air hole can be provided on the body of the inflatable chamber. 5. The self-inflatable air cushion described in item 1 of the scope of the patent application, in which a pressure relief valve is provided on the pipeline, so that the support air chamber can adjust its pressure by the pressure relief valve, in response to the needs of various activities. 6. The self-inflating air cushion according to item 1 of the scope of the patent application, further comprising a pressure regulating air chamber placed between the inflation chamber and the supporting air chamber. 7. The self-inflating air cushion described in item 1 of the scope of patent application, the pressure regulating air chamber includes a pressure regulating rod. 8. The self-inflating air cushion described in item 1 of the scope of patent application, Page 11 _ Case No. 85107315_ Year Month Amendment _ 6. Scope of Patent Application The pressure regulating air chamber is connected to at least one air separation chamber. 9. A self-inflating air cushion is composed of two or more air chambers, including: a supporting air chamber, which has a three-dimensional shape before being inflated and is a hollow body that can be filled with fluid, the body A plenum is connected with an inflatable chamber; a plenum is hollow and can be recessed to change the volume of the body, and a pipe communicating with the support plenum is connected at the periphery of the body; at least one non-return valve, which is installed It is arranged in the pipeline so that the gas pressured from the inflation chamber to the support air chamber will not return to the inflation chamber; at least one pressurized air chamber placed between the inflation chamber and the support air chamber. 10. The self-inflating air cushion described in item 9 of the scope of patent application, further comprising a pressure regulating air chamber placed between the inflation chamber and the pressurized air chamber. 1 1. The automatic inflatable air cushion according to item 9 of the scope of patent application, the pressure regulating air chamber includes a pressure regulating rod. 1 2. The automatic inflatable air cushion described in item 9 of the scope of the patent application, the pressure regulating air chamber is connected to at least one of the air dividing chambers. 1 3. The air cushion that can be automatically inflated as described in item 9 of the patent scope of Shenyang, wherein an air hole can be provided on the body of the inflatable chamber. 1 4. The automatic inflatable air cushion as described in item 9 of the scope of patent application, wherein the inflatable chamber is installed in the space reserved for the supporting air chamber. 1 5. The automatic inflatable air cushion described in item 9 of the scope of the patent application, wherein the inflatable chamber can also be separated from the supporting air chamber, and is an independent hollow body. 1 6.Automatic inflation as described in item 1 or item 9 of the scope of patent application Page 12 _Case No. 85107315_ Rev. _ VI. For patented air cushions, at least one or more inlet check valves are connected to the inflation chamber to receive outside gas entering the inflation chamber. 1 7. The self-inflating air cushion according to item 9 of the scope of the patent application may have a preset cavity on the body for the inflatable chamber to be placed.